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Test Code 2HGTT Glucose Tolerance Test 2 Hour

Important Note

  • MUST HAVE AN APPOINTMENT
  • Call Outpatient Lab at Margaret H. Rollins Camput 302-645-3568
  • Must be drawn at the Outpatient Lab at the Margaret H. Rollins Campus

Methodology

Photometric

Specimen Requirements

Minimum full grey-top (potassium oxalate/sodium
fluoride) tubes.

     1. Fasting specimen

     2. Two hour specimen

Transport refrigerated.

 

Patient must be fasting (8-12 hour).

Day(s) Test Set Up

Monday through Friday

Reference Values

Fasting plasma
glucose:            
≤100 mg/dL

2-Hour plasma
glucose:             
<140 mg/dL

Impaired glucose tolerance:      
140-199 mg/dL

Provisional diabetes mellitus:    >199
mg/dL

Test Classification and CPT Coding

82951

Performing Laboratory

Beebe Healthcare Laboratory

Performing Location

Margaret H. Rollins Laboratory